You will find it hard at first, but stick at it.你会发现刚开始时有点难，但要坚持下去。You must stick at it if you want to succeed.如果你想成功的话,你就必须坚持下去.I never stick at small difficulties.我从来不为小困难而气馁....
It was embarrassing and sad to see this man reduced to a mumbling wreck.看见这个人变得口齿不清、弱不禁风，真是让人既难堪又悲哀。As he went along, he kept mumbling inconsequent phrases.他一边走着, 嘴里一边咕噜着一些不相连贯的话.I could hear him mumbling to himself.我听到他...